| Base 10 | 128 (3 digits) | ||
| Digit Sum: 11 | Digital Root: 2 | sad | |
| Base 2 | 0b10000000 (8 digits) | ||
| Digit Sum: 0b1 | Digital Root: 0b1 | always happy | |
| Base 8 | 0200 (3 digits) | ||
| Digit Sum: 02 | Digital Root: 02 | sad | |
| Base 16 | 0x80 (2 digits) | ||
| Digit Sum: 0x8 | Digital Root: 0x8 | happy | |
More about this number at Positiv Integers and Number Empire.
The number is not a prime.
Its 7 (1 unique) factors are:
27 = 128
Its 8 divisors are:
1
2
4
8
16
32
64
128
Its aliquote sum is:
127
makeing it a
deficient
number.
| In HTML this number represents this color: |
⇧↑⇧↑⇧↑ #000080 ⇩↓⇩↓⇩↓ |
In the work of Johann Sebastian Bach BWV 128 is Auf Christi Himmelfahrt allein
The number appears at position 148 of the decimal digits of π surrounded by
0955058223172535940812848111745028410270193 Source: The Pi-Search Page
Computations done with Math::BigInt 1.999811 and Math::Pari 2.030523 based on PARI/GP 2.11.3 (elapsed: 935.517ms; cpu: 96.2409999999991ms)